Question

Which expression represents the product of 3 and (5/4n + 1.8)?

Answer 1

Answer:

3(25n + 24)/20

Step-by-step explanation:

3*(5n/4 + 1.8)

2*(5n/4 + 9/5)

= 15n/4 + 18/5

= (15n*5 + 18*4)/20

= (75n + 72)/20

= 3(25n + 24)/20